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Finding the Fourth Proportional to 201,008.80, 301,075.80 and 174,764.80

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Solution

The fourth proportional to 201,008.80, 301,075.80 and 174,764.80 is: 261,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,008.80 : 301,075.80 = 174,764.80 : x
  2. Step 2: Convert to fraction form
    201,008.80/301,075.80 = 174,764.80/x
  3. Step 3: Cross multiply
    201,008.80x = 301,075.80 × 174,764.80
  4. Step 4: Simplify right side
    201,008.80x = 52,617,451,971.84
  5. Step 5: Solve for x
    x = 52,617,451,971.84/201,008.80
  6. Step 6: Final answer
    x = 261,766.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.